Board-dat/DAR/DAR1064-DAT/DAR1064-DAT.md
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@@ -95,7 +95,8 @@ keep alll the unused options as default
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## ref
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- https://w.electrodragon.com/w/Category:AVR128#AVR128_Board
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-- [[UPDI-DAT]] - [[CH340-DAT]] - [[CH341-DAT]] - [[avr128-dat]]
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+- [[UPDI-DAT]] - [[atmel-ice-dat]] - [[CH340-DAT]] - [[CH341-DAT]] - [[avr128-dat]]
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+
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- [[arduino-dat]]
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Board-dat/NID/NID1020-DAT/NID1020-faq-dat.md
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@@ -1,15 +1,21 @@
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# NID1020-faq-dat.md
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-#### can the antenna be smaller?
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+## Is this module able to detect multiple RFID cards same time?
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+
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+
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+It does not support simultaneous detections.
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+
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+
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+## can the antenna be smaller?
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- NO, unless to cut the sensing distance
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-#### can it detect the card staying in the sensing area?
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+## can it detect the card staying in the sensing area?
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- No
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-#### Can be integrated into plastic case?
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+## Can be integrated into plastic case?
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Yes, below is an animal checker device.
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... ...
@@ -20,15 +26,15 @@ And an animal inject tag.
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![](2024-04-03-18-19-31.png)
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-#### how to design a system based on it
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+## how to design a system based on it
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![](2024-04-10-15-50-44.png)
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-#### other RFID cards or keys
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+## other RFID cards or keys
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- no guarantee the same performance, high quality RFID cards or tags are required!
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-### performance
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+## performance
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- Any microcontrollers should work, and lithium batteries also work, just add more capacitors to filter the noise in the power supply. The performance only changes a little or not if you do good filtering.
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\ No newline at end of file
SDK-dat/avr-sdk-dat/atmel-ice-dat/2025-04-29-14-28-03.png
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Binary files /dev/null and b/SDK-dat/avr-sdk-dat/atmel-ice-dat/2025-04-29-14-28-03.png differ
SDK-dat/avr-sdk-dat/atmel-ice-dat/atmel-ice-dat.md
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@@ -2,14 +2,27 @@
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# atmel-ice-dat
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+- [read the manual PDF here](https://ww1.microchip.com/downloads/aemDocuments/documents/OTH/ProductDocuments/UserGuides/Atmel-ICE_UserGuide.pdf)
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+
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+
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## UPDI programming
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+UPDI 6 pin port looks like
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+
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+
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+![](2025-04-29-14-28-03.png)
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+
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![](2024-05-31-17-43-15.png)
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-- blue = UPDI
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-- white = VCC
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-- black = GND
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+| pin | target board |
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+| ----- | ------------ |
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+| blue | UPDI |
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+| white | VCC |
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+| black | GND |
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extra power supply from USB
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+## ref
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+
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+- [[UPDI-dat]] - [[DAR1064-dat]] - [[SDR1096-dat]]
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\ No newline at end of file
Tech-dat/Network-dat/fiber-optic-dat/fiber-optic-cable-dat/POF-dat/POF-dat.md
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@@ -59,9 +59,9 @@ Polymer fibers are used for high speed data network in homes, commerce and indus
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- 🌟 Material Core made from plastic (usually PMMA) instead of glass
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- 📏 Core Size Typically 1 mm (much thicker than glass fiber)
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- 📡 Distance Short range (up to ~100 meters)
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-- 🔌 Use Cases Consumer electronics, automotive, home networks
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+- 🔌 Use Cases Consumer electronics, asutomotive, home networks
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- 💰 Cost Cheaper and more flexible, easy to handle
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-- ⚠️ Limitation High signal loss (attenuation), not suitable for long-distance or high-speed telecom links
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+- ⚠️ Limitation High signal loss (attenuation), not suitable for long-ditance or high-speed telecom links
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## POF distance
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